Finding the Fourth Proportional to 8,214,473,665.83, 12,252,646,253.31 and 7,460,362,899.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,214,473,665.83 : 12,252,646,253.31 = 7,460,362,899.72 : x
2. Step 2: Convert to fraction form
   8,214,473,665.83/12,252,646,253.31 = 7,460,362,899.72/x
3. Step 3: Cross multiply
   8,214,473,665.83x = 12,252,646,253.31 × 7,460,362,899.72
4. Step 4: Simplify right side
   8,214,473,665.83x = 91,409,187,531,587,190,784
5. Step 5: Solve for x
   x = 91,409,187,531,587,190,784/8,214,473,665.83
6. Step 6: Final answer
   x = 11,127,820,387.55