Finding the Third Proportional to 45,875 and 64,602.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,875 : 64,602.50 = 64,602.50 : x
2. Step 2: Convert to fraction form
   45,875/64,602.50 = 64,602.50/x
3. Step 3: Cross multiply
   45,875x = 64,602.50 × 64,602.50
4. Step 4: Simplify right side
   45,875x = 4,173,483,006.25
5. Step 5: Solve for x
   x = 4,173,483,006.25/45,875
6. Step 6: Final answer
   x = 90,975.11