Finding the Fourth Proportional to 116,848.22, 161,061.62 and 91,310.19

Step by Step Solution

1. Step 1: Write the proportion equation
   116,848.22 : 161,061.62 = 91,310.19 : x
2. Step 2: Convert to fraction form
   116,848.22/161,061.62 = 91,310.19/x
3. Step 3: Cross multiply
   116,848.22x = 161,061.62 × 91,310.19
4. Step 4: Simplify right side
   116,848.22x = 14,706,566,667.36
5. Step 5: Solve for x
   x = 14,706,566,667.36/116,848.22
6. Step 6: Final answer
   x = 125,860.43