Finding the Third Proportional to 53,278.13 and 79,552.69

Step by Step Solution

1. Step 1: Write the proportion equation
   53,278.13 : 79,552.69 = 79,552.69 : x
2. Step 2: Convert to fraction form
   53,278.13/79,552.69 = 79,552.69/x
3. Step 3: Cross multiply
   53,278.13x = 79,552.69 × 79,552.69
4. Step 4: Simplify right side
   53,278.13x = 6,328,630,088.47
5. Step 5: Solve for x
   x = 6,328,630,088.47/53,278.13
6. Step 6: Final answer
   x = 118,784.77