Finding the Fourth Proportional to 77,817.84, 116,757 and 31,103.52

Step by Step Solution

1. Step 1: Write the proportion equation
   77,817.84 : 116,757 = 31,103.52 : x
2. Step 2: Convert to fraction form
   77,817.84/116,757 = 31,103.52/x
3. Step 3: Cross multiply
   77,817.84x = 116,757 × 31,103.52
4. Step 4: Simplify right side
   77,817.84x = 3,631,553,684.64
5. Step 5: Solve for x
   x = 3,631,553,684.64/77,817.84
6. Step 6: Final answer
   x = 46,667.37