Finding the Fourth Proportional to 1,005,141, 1,387,094.58 and 552,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,141 : 1,387,094.58 = 552,432 : x
2. Step 2: Convert to fraction form
   1,005,141/1,387,094.58 = 552,432/x
3. Step 3: Cross multiply
   1,005,141x = 1,387,094.58 × 552,432
4. Step 4: Simplify right side
   1,005,141x = 766,275,433,018.56
5. Step 5: Solve for x
   x = 766,275,433,018.56/1,005,141
6. Step 6: Final answer
   x = 762,356.16