Finding the Fourth Proportional to 22,711,820.93, 31,342,440.18 and 12,922,264.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,711,820.93 : 31,342,440.18 = 12,922,264.88 : x
2. Step 2: Convert to fraction form
   22,711,820.93/31,342,440.18 = 12,922,264.88/x
3. Step 3: Cross multiply
   22,711,820.93x = 31,342,440.18 × 12,922,264.88
4. Step 4: Simplify right side
   22,711,820.93x = 405,015,313,834,802.69
5. Step 5: Solve for x
   x = 405,015,313,834,802.69/22,711,820.93
6. Step 6: Final answer
   x = 17,832,797.96