Finding the Fourth Proportional to 60,991.27, 91,591.60 and 37,437.13

Step by Step Solution

1. Step 1: Write the proportion equation
   60,991.27 : 91,591.60 = 37,437.13 : x
2. Step 2: Convert to fraction form
   60,991.27/91,591.60 = 37,437.13/x
3. Step 3: Cross multiply
   60,991.27x = 91,591.60 × 37,437.13
4. Step 4: Simplify right side
   60,991.27x = 3,428,926,636.11
5. Step 5: Solve for x
   x = 3,428,926,636.11/60,991.27
6. Step 6: Final answer
   x = 56,219.96