Finding the Fourth Proportional to 22,882,885.55, 31,578,613.80 and 12,429,106.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,882,885.55 : 31,578,613.80 = 12,429,106.00 : x
2. Step 2: Convert to fraction form
   22,882,885.55/31,578,613.80 = 12,429,106.00/x
3. Step 3: Cross multiply
   22,882,885.55x = 31,578,613.80 × 12,429,106.00
4. Step 4: Simplify right side
   22,882,885.55x = 392,493,938,174,316.31
5. Step 5: Solve for x
   x = 392,493,938,174,316.31/22,882,885.55
6. Step 6: Final answer
   x = 17,152,292.15