Finding the Fourth Proportional to 60,741.30, 90,971.01 and 58,638.81

Step by Step Solution

1. Step 1: Write the proportion equation
   60,741.30 : 90,971.01 = 58,638.81 : x
2. Step 2: Convert to fraction form
   60,741.30/90,971.01 = 58,638.81/x
3. Step 3: Cross multiply
   60,741.30x = 90,971.01 × 58,638.81
4. Step 4: Simplify right side
   60,741.30x = 5,334,431,770.90
5. Step 5: Solve for x
   x = 5,334,431,770.90/60,741.30
6. Step 6: Final answer
   x = 87,822.15