Finding the Third Proportional to 31,030.50 and 49,158

Step by Step Solution

1. Step 1: Write the proportion equation
   31,030.50 : 49,158 = 49,158 : x
2. Step 2: Convert to fraction form
   31,030.50/49,158 = 49,158/x
3. Step 3: Cross multiply
   31,030.50x = 49,158 × 49,158
4. Step 4: Simplify right side
   31,030.50x = 2,416,508,964
5. Step 5: Solve for x
   x = 2,416,508,964/31,030.50
6. Step 6: Final answer
   x = 77,875.28