Finding the Third Proportional to 28,072.13 and 60,641.81

Step by Step Solution

1. Step 1: Write the proportion equation
   28,072.13 : 60,641.81 = 60,641.81 : x
2. Step 2: Convert to fraction form
   28,072.13/60,641.81 = 60,641.81/x
3. Step 3: Cross multiply
   28,072.13x = 60,641.81 × 60,641.81
4. Step 4: Simplify right side
   28,072.13x = 3,677,429,423.29
5. Step 5: Solve for x
   x = 3,677,429,423.29/28,072.13
6. Step 6: Final answer
   x = 130,999.32