Finding the Fourth Proportional to 1,253,141.82, 1,877,184.27 and 578,285.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253,141.82 : 1,877,184.27 = 578,285.46 : x
2. Step 2: Convert to fraction form
   1,253,141.82/1,877,184.27 = 578,285.46/x
3. Step 3: Cross multiply
   1,253,141.82x = 1,877,184.27 × 578,285.46
4. Step 4: Simplify right side
   1,253,141.82x = 1,085,548,369,081.71
5. Step 5: Solve for x
   x = 1,085,548,369,081.71/1,253,141.82
6. Step 6: Final answer
   x = 866,261.39