Finding the Fourth Proportional to 69,636.61, 96,100.73 and 39,421.38

Step by Step Solution

1. Step 1: Write the proportion equation
   69,636.61 : 96,100.73 = 39,421.38 : x
2. Step 2: Convert to fraction form
   69,636.61/96,100.73 = 39,421.38/x
3. Step 3: Cross multiply
   69,636.61x = 96,100.73 × 39,421.38
4. Step 4: Simplify right side
   69,636.61x = 3,788,423,706.71
5. Step 5: Solve for x
   x = 3,788,423,706.71/69,636.61
6. Step 6: Final answer
   x = 54,402.76