Finding the Third Proportional to 14,421 and 34,903.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,421 : 34,903.50 = 34,903.50 : x
2. Step 2: Convert to fraction form
   14,421/34,903.50 = 34,903.50/x
3. Step 3: Cross multiply
   14,421x = 34,903.50 × 34,903.50
4. Step 4: Simplify right side
   14,421x = 1,218,254,312.25
5. Step 5: Solve for x
   x = 1,218,254,312.25/14,421
6. Step 6: Final answer
   x = 84,477.80