Finding the Fourth Proportional to 1,128,770.17, 1,557,702.84 and 676,061.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,770.17 : 1,557,702.84 = 676,061.17 : x
2. Step 2: Convert to fraction form
   1,128,770.17/1,557,702.84 = 676,061.17/x
3. Step 3: Cross multiply
   1,128,770.17x = 1,557,702.84 × 676,061.17
4. Step 4: Simplify right side
   1,128,770.17x = 1,053,102,404,522.72
5. Step 5: Solve for x
   x = 1,053,102,404,522.72/1,128,770.17
6. Step 6: Final answer
   x = 932,964.42