Finding the Fourth Proportional to 31,009,983.93, 46,398,103.91 and 18,499,925.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,009,983.93 : 46,398,103.91 = 18,499,925.06 : x
2. Step 2: Convert to fraction form
   31,009,983.93/46,398,103.91 = 18,499,925.06/x
3. Step 3: Cross multiply
   31,009,983.93x = 46,398,103.91 × 18,499,925.06
4. Step 4: Simplify right side
   31,009,983.93x = 858,361,445,261,092.88
5. Step 5: Solve for x
   x = 858,361,445,261,092.88/31,009,983.93
6. Step 6: Final answer
   x = 27,680,164.14