Finding the Fourth Proportional to 16,457,123.77, 22,726,096.80 and 12,319,972.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,457,123.77 : 22,726,096.80 = 12,319,972.43 : x
2. Step 2: Convert to fraction form
   16,457,123.77/22,726,096.80 = 12,319,972.43/x
3. Step 3: Cross multiply
   16,457,123.77x = 22,726,096.80 × 12,319,972.43
4. Step 4: Simplify right side
   16,457,123.77x = 279,984,885,857,680.88
5. Step 5: Solve for x
   x = 279,984,885,857,680.88/16,457,123.77
6. Step 6: Final answer
   x = 17,012,990.23