Finding the Third Proportional to 92,066.63 and 139,345.31

Step by Step Solution

1. Step 1: Write the proportion equation
   92,066.63 : 139,345.31 = 139,345.31 : x
2. Step 2: Convert to fraction form
   92,066.63/139,345.31 = 139,345.31/x
3. Step 3: Cross multiply
   92,066.63x = 139,345.31 × 139,345.31
4. Step 4: Simplify right side
   92,066.63x = 19,417,116,115.72
5. Step 5: Solve for x
   x = 19,417,116,115.72/92,066.63
6. Step 6: Final answer
   x = 210,902.88