Finding the Fourth Proportional to 1,087,770.80, 1,501,148.71 and 597,770.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,087,770.80 : 1,501,148.71 = 597,770.78 : x
2. Step 2: Convert to fraction form
   1,087,770.80/1,501,148.71 = 597,770.78/x
3. Step 3: Cross multiply
   1,087,770.80x = 1,501,148.71 × 597,770.78
4. Step 4: Simplify right side
   1,087,770.80x = 897,342,827,766.95
5. Step 5: Solve for x
   x = 897,342,827,766.95/1,087,770.80
6. Step 6: Final answer
   x = 824,937.42