Finding the Fourth Proportional to 67,530.16, 93,138.42 and 63,002.98

Step by Step Solution

1. Step 1: Write the proportion equation
   67,530.16 : 93,138.42 = 63,002.98 : x
2. Step 2: Convert to fraction form
   67,530.16/93,138.42 = 63,002.98/x
3. Step 3: Cross multiply
   67,530.16x = 93,138.42 × 63,002.98
4. Step 4: Simplify right side
   67,530.16x = 5,867,998,012.49
5. Step 5: Solve for x
   x = 5,867,998,012.49/67,530.16
6. Step 6: Final answer
   x = 86,894.48