Finding the Fourth Proportional to 4,981,656.96, 7,472,492.72 and 1,387,434.24

Step by Step Solution

1. Step 1: Write the proportion equation
   4,981,656.96 : 7,472,492.72 = 1,387,434.24 : x
2. Step 2: Convert to fraction form
   4,981,656.96/7,472,492.72 = 1,387,434.24/x
3. Step 3: Cross multiply
   4,981,656.96x = 7,472,492.72 × 1,387,434.24
4. Step 4: Simplify right side
   4,981,656.96x = 10,367,592,257,878.73
5. Step 5: Solve for x
   x = 10,367,592,257,878.73/4,981,656.96
6. Step 6: Final answer
   x = 2,081,153.39