Finding the Fourth Proportional to 23,678,687.50, 32,676,588.76 and 12,813,671.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,678,687.50 : 32,676,588.76 = 12,813,671.50 : x
2. Step 2: Convert to fraction form
   23,678,687.50/32,676,588.76 = 12,813,671.50/x
3. Step 3: Cross multiply
   23,678,687.50x = 32,676,588.76 × 12,813,671.50
4. Step 4: Simplify right side
   23,678,687.50x = 418,707,074,111,232.38
5. Step 5: Solve for x
   x = 418,707,074,111,232.38/23,678,687.50
6. Step 6: Final answer
   x = 17,682,866.68