Finding the Third Proportional to 53,767.13 and 78,748.88

Step by Step Solution

1. Step 1: Write the proportion equation
   53,767.13 : 78,748.88 = 78,748.88 : x
2. Step 2: Convert to fraction form
   53,767.13/78,748.88 = 78,748.88/x
3. Step 3: Cross multiply
   53,767.13x = 78,748.88 × 78,748.88
4. Step 4: Simplify right side
   53,767.13x = 6,201,385,313.77
5. Step 5: Solve for x
   x = 6,201,385,313.77/53,767.13
6. Step 6: Final answer
   x = 115,337.86