Finding the Fourth Proportional to 93,273.32, 128,733.71 and 55,030.59

Step by Step Solution

1. Step 1: Write the proportion equation
   93,273.32 : 128,733.71 = 55,030.59 : x
2. Step 2: Convert to fraction form
   93,273.32/128,733.71 = 55,030.59/x
3. Step 3: Cross multiply
   93,273.32x = 128,733.71 × 55,030.59
4. Step 4: Simplify right side
   93,273.32x = 7,084,291,739.04
5. Step 5: Solve for x
   x = 7,084,291,739.04/93,273.32
6. Step 6: Final answer
   x = 75,951.96