Finding the Fourth Proportional to 22,545,506.88, 31,109,492.16 and 12,621,875.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,545,506.88 : 31,109,492.16 = 12,621,875.04 : x
2. Step 2: Convert to fraction form
   22,545,506.88/31,109,492.16 = 12,621,875.04/x
3. Step 3: Cross multiply
   22,545,506.88x = 31,109,492.16 × 12,621,875.04
4. Step 4: Simplify right side
   22,545,506.88x = 392,660,122,601,379.69
5. Step 5: Solve for x
   x = 392,660,122,601,379.69/22,545,506.88
6. Step 6: Final answer
   x = 17,416,335.98