Finding the Fourth Proportional to 23,638,813.61, 32,622,061.68 and 13,325,536.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,638,813.61 : 32,622,061.68 = 13,325,536.71 : x
2. Step 2: Convert to fraction form
   23,638,813.61/32,622,061.68 = 13,325,536.71/x
3. Step 3: Cross multiply
   23,638,813.61x = 32,622,061.68 × 13,325,536.71
4. Step 4: Simplify right side
   23,638,813.61x = 434,706,480,472,724.31
5. Step 5: Solve for x
   x = 434,706,480,472,724.31/23,638,813.61
6. Step 6: Final answer
   x = 18,389,521.90