Finding the Third Proportional to 70,681.50 and 153,810

Step by Step Solution

1. Step 1: Write the proportion equation
   70,681.50 : 153,810 = 153,810 : x
2. Step 2: Convert to fraction form
   70,681.50/153,810 = 153,810/x
3. Step 3: Cross multiply
   70,681.50x = 153,810 × 153,810
4. Step 4: Simplify right side
   70,681.50x = 23,657,516,100
5. Step 5: Solve for x
   x = 23,657,516,100/70,681.50
6. Step 6: Final answer
   x = 334,705.91