Finding the Fourth Proportional to 78,097.38, 117,150.61 and 21,941.87

Step by Step Solution

1. Step 1: Write the proportion equation
   78,097.38 : 117,150.61 = 21,941.87 : x
2. Step 2: Convert to fraction form
   78,097.38/117,150.61 = 21,941.87/x
3. Step 3: Cross multiply
   78,097.38x = 117,150.61 × 21,941.87
4. Step 4: Simplify right side
   78,097.38x = 2,570,502,814.43
5. Step 5: Solve for x
   x = 2,570,502,814.43/78,097.38
6. Step 6: Final answer
   x = 32,914.07