Finding the Fourth Proportional to 15,404,553.82, 21,258,948.56 and 8,529,035.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,404,553.82 : 21,258,948.56 = 8,529,035.88 : x
2. Step 2: Convert to fraction form
   15,404,553.82/21,258,948.56 = 8,529,035.88/x
3. Step 3: Cross multiply
   15,404,553.82x = 21,258,948.56 × 8,529,035.88
4. Step 4: Simplify right side
   15,404,553.82x = 181,318,335,039,314.34
5. Step 5: Solve for x
   x = 181,318,335,039,314.34/15,404,553.82
6. Step 6: Final answer
   x = 11,770,437.31