Finding the Third Proportional to 91,875.94 and 138,349.69

Step by Step Solution

1. Step 1: Write the proportion equation
   91,875.94 : 138,349.69 = 138,349.69 : x
2. Step 2: Convert to fraction form
   91,875.94/138,349.69 = 138,349.69/x
3. Step 3: Cross multiply
   91,875.94x = 138,349.69 × 138,349.69
4. Step 4: Simplify right side
   91,875.94x = 19,140,636,031.35
5. Step 5: Solve for x
   x = 19,140,636,031.35/91,875.94
6. Step 6: Final answer
   x = 208,331.33