Finding the Fourth Proportional to 23,015,645.98, 31,761,141.25 and 12,561,737.26

Step by Step Solution

1. Step 1: Write the proportion equation
   23,015,645.98 : 31,761,141.25 = 12,561,737.26 : x
2. Step 2: Convert to fraction form
   23,015,645.98/31,761,141.25 = 12,561,737.26/x
3. Step 3: Cross multiply
   23,015,645.98x = 31,761,141.25 × 12,561,737.26
4. Step 4: Simplify right side
   23,015,645.98x = 398,975,111,460,247.94
5. Step 5: Solve for x
   x = 398,975,111,460,247.94/23,015,645.98
6. Step 6: Final answer
   x = 17,334,951.70