Finding the Fourth Proportional to 23,210,314.29, 32,029,596.72 and 12,896,772.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,210,314.29 : 32,029,596.72 = 12,896,772.21 : x
2. Step 2: Convert to fraction form
   23,210,314.29/32,029,596.72 = 12,896,772.21/x
3. Step 3: Cross multiply
   23,210,314.29x = 32,029,596.72 × 12,896,772.21
4. Step 4: Simplify right side
   23,210,314.29x = 413,078,412,876,003.19
5. Step 5: Solve for x
   x = 413,078,412,876,003.19/23,210,314.29
6. Step 6: Final answer
   x = 17,797,191.70