Finding the Third Proportional to 38,417.63 and 79,903.13

Step by Step Solution

1. Step 1: Write the proportion equation
   38,417.63 : 79,903.13 = 79,903.13 : x
2. Step 2: Convert to fraction form
   38,417.63/79,903.13 = 79,903.13/x
3. Step 3: Cross multiply
   38,417.63x = 79,903.13 × 79,903.13
4. Step 4: Simplify right side
   38,417.63x = 6,384,509,384.77
5. Step 5: Solve for x
   x = 6,384,509,384.77/38,417.63
6. Step 6: Final answer
   x = 166,186.99