Finding the Fourth Proportional to 977,111.30, 1,465,472.55 and 471,671.30

Step by Step Solution

1. Step 1: Write the proportion equation
   977,111.30 : 1,465,472.55 = 471,671.30 : x
2. Step 2: Convert to fraction form
   977,111.30/1,465,472.55 = 471,671.30/x
3. Step 3: Cross multiply
   977,111.30x = 1,465,472.55 × 471,671.30
4. Step 4: Simplify right side
   977,111.30x = 691,221,342,772.82
5. Step 5: Solve for x
   x = 691,221,342,772.82/977,111.30
6. Step 6: Final answer
   x = 707,413.11