Finding the Fourth Proportional to 1,156,666.94, 1,596,200.18 and 647,369.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156,666.94 : 1,596,200.18 = 647,369.31 : x
2. Step 2: Convert to fraction form
   1,156,666.94/1,596,200.18 = 647,369.31/x
3. Step 3: Cross multiply
   1,156,666.94x = 1,596,200.18 × 647,369.31
4. Step 4: Simplify right side
   1,156,666.94x = 1,033,331,011,897.38
5. Step 5: Solve for x
   x = 1,033,331,011,897.38/1,156,666.94
6. Step 6: Final answer
   x = 893,369.54