Finding the Third Proportional to 69,615 and 112,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,615 : 112,090.50 = 112,090.50 : x
2. Step 2: Convert to fraction form
   69,615/112,090.50 = 112,090.50/x
3. Step 3: Cross multiply
   69,615x = 112,090.50 × 112,090.50
4. Step 4: Simplify right side
   69,615x = 12,564,280,190.25
5. Step 5: Solve for x
   x = 12,564,280,190.25/69,615
6. Step 6: Final answer
   x = 180,482.37