Finding the Fourth Proportional to 38,998,003.13, 53,873,300.48 and 31,147,207.53

Step by Step Solution

1. Step 1: Write the proportion equation
   38,998,003.13 : 53,873,300.48 = 31,147,207.53 : x
2. Step 2: Convert to fraction form
   38,998,003.13/53,873,300.48 = 31,147,207.53/x
3. Step 3: Cross multiply
   38,998,003.13x = 53,873,300.48 × 31,147,207.53
4. Step 4: Simplify right side
   38,998,003.13x = 1,678,002,870,018,847.75
5. Step 5: Solve for x
   x = 1,678,002,870,018,847.75/38,998,003.13
6. Step 6: Final answer
   x = 43,027,917.72