Finding the Fourth Proportional to 2,531,624.61, 3,493,613.52 and 1,385,691.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,624.61 : 3,493,613.52 = 1,385,691.29 : x
2. Step 2: Convert to fraction form
   2,531,624.61/3,493,613.52 = 1,385,691.29/x
3. Step 3: Cross multiply
   2,531,624.61x = 3,493,613.52 × 1,385,691.29
4. Step 4: Simplify right side
   2,531,624.61x = 4,841,069,807,822.17
5. Step 5: Solve for x
   x = 4,841,069,807,822.17/2,531,624.61
6. Step 6: Final answer
   x = 1,912,238.41