Finding the Fourth Proportional to 22,748,123.09, 31,384,744.76 and 12,951,635.80

Step by Step Solution

1. Step 1: Write the proportion equation
   22,748,123.09 : 31,384,744.76 = 12,951,635.80 : x
2. Step 2: Convert to fraction form
   22,748,123.09/31,384,744.76 = 12,951,635.80/x
3. Step 3: Cross multiply
   22,748,123.09x = 31,384,744.76 × 12,951,635.80
4. Step 4: Simplify right side
   22,748,123.09x = 406,483,783,585,796.50
5. Step 5: Solve for x
   x = 406,483,783,585,796.50/22,748,123.09
6. Step 6: Final answer
   x = 17,868,893.27