Finding the Fourth Proportional to 21,514,229.52, 32,278,166.31 and 7,680,891.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,514,229.52 : 32,278,166.31 = 7,680,891.50 : x
2. Step 2: Convert to fraction form
   21,514,229.52/32,278,166.31 = 7,680,891.50/x
3. Step 3: Cross multiply
   21,514,229.52x = 32,278,166.31 × 7,680,891.50
4. Step 4: Simplify right side
   21,514,229.52x = 247,925,093,084,674.53
5. Step 5: Solve for x
   x = 247,925,093,084,674.53/21,514,229.52
6. Step 6: Final answer
   x = 11,523,772.81