Finding the Fourth Proportional to 21,584,927.70, 32,335,401.15 and 13,039,881.30

Step by Step Solution

1. Step 1: Write the proportion equation
   21,584,927.70 : 32,335,401.15 = 13,039,881.30 : x
2. Step 2: Convert to fraction form
   21,584,927.70/32,335,401.15 = 13,039,881.30/x
3. Step 3: Cross multiply
   21,584,927.70x = 32,335,401.15 × 13,039,881.30
4. Step 4: Simplify right side
   21,584,927.70x = 421,649,792,783,883.50
5. Step 5: Solve for x
   x = 421,649,792,783,883.50/21,584,927.70
6. Step 6: Final answer
   x = 19,534,454.72