Finding the Third Proportional to 72,111 and 114,070.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,111 : 114,070.50 = 114,070.50 : x
2. Step 2: Convert to fraction form
   72,111/114,070.50 = 114,070.50/x
3. Step 3: Cross multiply
   72,111x = 114,070.50 × 114,070.50
4. Step 4: Simplify right side
   72,111x = 13,012,078,970.25
5. Step 5: Solve for x
   x = 13,012,078,970.25/72,111
6. Step 6: Final answer
   x = 180,445.13