Finding the Fourth Proportional to 93,521.51, 129,054.83 and 53,235.15

Step by Step Solution

1. Step 1: Write the proportion equation
   93,521.51 : 129,054.83 = 53,235.15 : x
2. Step 2: Convert to fraction form
   93,521.51/129,054.83 = 53,235.15/x
3. Step 3: Cross multiply
   93,521.51x = 129,054.83 × 53,235.15
4. Step 4: Simplify right side
   93,521.51x = 6,870,253,233.27
5. Step 5: Solve for x
   x = 6,870,253,233.27/93,521.51
6. Step 6: Final answer
   x = 73,461.74