Finding the Fourth Proportional to 15,684,300.02, 21,641,986.06 and 8,807,453.48

Step by Step Solution

1. Step 1: Write the proportion equation
   15,684,300.02 : 21,641,986.06 = 8,807,453.48 : x
2. Step 2: Convert to fraction form
   15,684,300.02/21,641,986.06 = 8,807,453.48/x
3. Step 3: Cross multiply
   15,684,300.02x = 21,641,986.06 × 8,807,453.48
4. Step 4: Simplify right side
   15,684,300.02x = 190,610,785,286,011.28
5. Step 5: Solve for x
   x = 190,610,785,286,011.28/15,684,300.02
6. Step 6: Final answer
   x = 12,152,967.31