Finding the Third Proportional to 71,779.50 and 147,141

Step by Step Solution

1. Step 1: Write the proportion equation
   71,779.50 : 147,141 = 147,141 : x
2. Step 2: Convert to fraction form
   71,779.50/147,141 = 147,141/x
3. Step 3: Cross multiply
   71,779.50x = 147,141 × 147,141
4. Step 4: Simplify right side
   71,779.50x = 21,650,473,881
5. Step 5: Solve for x
   x = 21,650,473,881/71,779.50
6. Step 6: Final answer
   x = 301,624.75