Finding the Fourth Proportional to 23,755,526.50, 32,782,714.05 and 12,890,510.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,755,526.50 : 32,782,714.05 = 12,890,510.50 : x
2. Step 2: Convert to fraction form
   23,755,526.50/32,782,714.05 = 12,890,510.50/x
3. Step 3: Cross multiply
   23,755,526.50x = 32,782,714.05 × 12,890,510.50
4. Step 4: Simplify right side
   23,755,526.50x = 422,585,919,680,022.56
5. Step 5: Solve for x
   x = 422,585,919,680,022.56/23,755,526.50
6. Step 6: Final answer
   x = 17,788,951.96