Finding the Fourth Proportional to 21,632,064.32, 29,872,483.89 and 13,910,522.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,632,064.32 : 29,872,483.89 = 13,910,522.24 : x
2. Step 2: Convert to fraction form
   21,632,064.32/29,872,483.89 = 13,910,522.24/x
3. Step 3: Cross multiply
   21,632,064.32x = 29,872,483.89 × 13,910,522.24
4. Step 4: Simplify right side
   21,632,064.32x = 415,541,851,515,886.75
5. Step 5: Solve for x
   x = 415,541,851,515,886.75/21,632,064.32
6. Step 6: Final answer
   x = 19,209,532.91