Finding the Third Proportional to 33,675,439.50 and 72,739,643.63

Step by Step Solution

1. Step 1: Write the proportion equation
   33,675,439.50 : 72,739,643.63 = 72,739,643.63 : x
2. Step 2: Convert to fraction form
   33,675,439.50/72,739,643.63 = 72,739,643.63/x
3. Step 3: Cross multiply
   33,675,439.50x = 72,739,643.63 × 72,739,643.63
4. Step 4: Simplify right side
   33,675,439.50x = 5,291,055,754,692,003
5. Step 5: Solve for x
   x = 5,291,055,754,692,003/33,675,439.50
6. Step 6: Final answer
   x = 157,119,129.94