Finding the Third Proportional to 28,488.94 and 62,345.81

Step by Step Solution

1. Step 1: Write the proportion equation
   28,488.94 : 62,345.81 = 62,345.81 : x
2. Step 2: Convert to fraction form
   28,488.94/62,345.81 = 62,345.81/x
3. Step 3: Cross multiply
   28,488.94x = 62,345.81 × 62,345.81
4. Step 4: Simplify right side
   28,488.94x = 3,887,000,336.29
5. Step 5: Solve for x
   x = 3,887,000,336.29/28,488.94
6. Step 6: Final answer
   x = 136,438.94