Finding the Fourth Proportional to 1,074,068.75, 1,482,212.72 and 615,331.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074,068.75 : 1,482,212.72 = 615,331.82 : x
2. Step 2: Convert to fraction form
   1,074,068.75/1,482,212.72 = 615,331.82/x
3. Step 3: Cross multiply
   1,074,068.75x = 1,482,212.72 × 615,331.82
4. Step 4: Simplify right side
   1,074,068.75x = 912,052,655,868.61
5. Step 5: Solve for x
   x = 912,052,655,868.61/1,074,068.75
6. Step 6: Final answer
   x = 849,156.68