Finding the Third Proportional to 77,886.56 and 116,699.06

Step by Step Solution

1. Step 1: Write the proportion equation
   77,886.56 : 116,699.06 = 116,699.06 : x
2. Step 2: Convert to fraction form
   77,886.56/116,699.06 = 116,699.06/x
3. Step 3: Cross multiply
   77,886.56x = 116,699.06 × 116,699.06
4. Step 4: Simplify right side
   77,886.56x = 13,618,671,188.38
5. Step 5: Solve for x
   x = 13,618,671,188.38/77,886.56
6. Step 6: Final answer
   x = 174,852.64