Finding the Third Proportional to 13,316.63 and 28,708.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,316.63 : 28,708.88 = 28,708.88 : x
2. Step 2: Convert to fraction form
   13,316.63/28,708.88 = 28,708.88/x
3. Step 3: Cross multiply
   13,316.63x = 28,708.88 × 28,708.88
4. Step 4: Simplify right side
   13,316.63x = 824,199,503.77
5. Step 5: Solve for x
   x = 824,199,503.77/13,316.63
6. Step 6: Final answer
   x = 61,892.52