Finding the Fourth Proportional to 8,861,111.99, 13,294,030.86 and 3,181,385.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,861,111.99 : 13,294,030.86 = 3,181,385.51 : x
2. Step 2: Convert to fraction form
   8,861,111.99/13,294,030.86 = 3,181,385.51/x
3. Step 3: Cross multiply
   8,861,111.99x = 13,294,030.86 × 3,181,385.51
4. Step 4: Simplify right side
   8,861,111.99x = 42,293,437,180,731.91
5. Step 5: Solve for x
   x = 42,293,437,180,731.91/8,861,111.99
6. Step 6: Final answer
   x = 4,772,926.61