Finding the Fourth Proportional to 23,166,124.05, 31,973,088.65 and 12,856,158.93

Step by Step Solution

1. Step 1: Write the proportion equation
   23,166,124.05 : 31,973,088.65 = 12,856,158.93 : x
2. Step 2: Convert to fraction form
   23,166,124.05/31,973,088.65 = 12,856,158.93/x
3. Step 3: Cross multiply
   23,166,124.05x = 31,973,088.65 × 12,856,158.93
4. Step 4: Simplify right side
   23,166,124.05x = 411,051,109,103,098.31
5. Step 5: Solve for x
   x = 411,051,109,103,098.31/23,166,124.05
6. Step 6: Final answer
   x = 17,743,628.94