Finding the Third Proportional to 37,090 and 56,931

Step by Step Solution

1. Step 1: Write the proportion equation
   37,090 : 56,931 = 56,931 : x
2. Step 2: Convert to fraction form
   37,090/56,931 = 56,931/x
3. Step 3: Cross multiply
   37,090x = 56,931 × 56,931
4. Step 4: Simplify right side
   37,090x = 3,241,138,761
5. Step 5: Solve for x
   x = 3,241,138,761/37,090
6. Step 6: Final answer
   x = 87,385.78