Finding the Fourth Proportional to 31,830,527.93, 47,726,238.69 and 12,377,078.23

Step by Step Solution

1. Step 1: Write the proportion equation
   31,830,527.93 : 47,726,238.69 = 12,377,078.23 : x
2. Step 2: Convert to fraction form
   31,830,527.93/47,726,238.69 = 12,377,078.23/x
3. Step 3: Cross multiply
   31,830,527.93x = 47,726,238.69 × 12,377,078.23
4. Step 4: Simplify right side
   31,830,527.93x = 590,711,389,906,367.88
5. Step 5: Solve for x
   x = 590,711,389,906,367.88/31,830,527.93
6. Step 6: Final answer
   x = 18,558,014.22