Finding the Fourth Proportional to 1,005,353.82, 1,387,353.15 and 552,641.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,353.82 : 1,387,353.15 = 552,641.58 : x
2. Step 2: Convert to fraction form
   1,005,353.82/1,387,353.15 = 552,641.58/x
3. Step 3: Cross multiply
   1,005,353.82x = 1,387,353.15 × 552,641.58
4. Step 4: Simplify right side
   1,005,353.82x = 766,709,036,833.98
5. Step 5: Solve for x
   x = 766,709,036,833.98/1,005,353.82
6. Step 6: Final answer
   x = 762,626.07