Finding the Fourth Proportional to 67,445.84, 93,060.82 and 39,136.34

Step by Step Solution

1. Step 1: Write the proportion equation
   67,445.84 : 93,060.82 = 39,136.34 : x
2. Step 2: Convert to fraction form
   67,445.84/93,060.82 = 39,136.34/x
3. Step 3: Cross multiply
   67,445.84x = 93,060.82 × 39,136.34
4. Step 4: Simplify right side
   67,445.84x = 3,642,059,892.20
5. Step 5: Solve for x
   x = 3,642,059,892.20/67,445.84
6. Step 6: Final answer
   x = 53,999.77