Finding the Third Proportional to 34,086.75 and 72,547.13

Step by Step Solution

1. Step 1: Write the proportion equation
   34,086.75 : 72,547.13 = 72,547.13 : x
2. Step 2: Convert to fraction form
   34,086.75/72,547.13 = 72,547.13/x
3. Step 3: Cross multiply
   34,086.75x = 72,547.13 × 72,547.13
4. Step 4: Simplify right side
   34,086.75x = 5,263,085,345.77
5. Step 5: Solve for x
   x = 5,263,085,345.77/34,086.75
6. Step 6: Final answer
   x = 154,402.67