Finding the Fourth Proportional to 21,902,401.46, 32,830,434.63 and 8,249,640.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,902,401.46 : 32,830,434.63 = 8,249,640.50 : x
2. Step 2: Convert to fraction form
   21,902,401.46/32,830,434.63 = 8,249,640.50/x
3. Step 3: Cross multiply
   21,902,401.46x = 32,830,434.63 × 8,249,640.50
4. Step 4: Simplify right side
   21,902,401.46x = 270,839,283,156,250.50
5. Step 5: Solve for x
   x = 270,839,283,156,250.50/21,902,401.46
6. Step 6: Final answer
   x = 12,365,734.58