Finding the Fourth Proportional to 55,464,784.72, 76,541,141.64 and 31,018,595.92

Step by Step Solution

1. Step 1: Write the proportion equation
   55,464,784.72 : 76,541,141.64 = 31,018,595.92 : x
2. Step 2: Convert to fraction form
   55,464,784.72/76,541,141.64 = 31,018,595.92/x
3. Step 3: Cross multiply
   55,464,784.72x = 76,541,141.64 × 31,018,595.92
4. Step 4: Simplify right side
   55,464,784.72x = 2,374,198,743,786,646.50
5. Step 5: Solve for x
   x = 2,374,198,743,786,646.50/55,464,784.72
6. Step 6: Final answer
   x = 42,805,516.25