Finding the Fourth Proportional to 78,077.01, 117,097.99 and 35,916.60

Step by Step Solution

1. Step 1: Write the proportion equation
   78,077.01 : 117,097.99 = 35,916.60 : x
2. Step 2: Convert to fraction form
   78,077.01/117,097.99 = 35,916.60/x
3. Step 3: Cross multiply
   78,077.01x = 117,097.99 × 35,916.60
4. Step 4: Simplify right side
   78,077.01x = 4,205,761,667.63
5. Step 5: Solve for x
   x = 4,205,761,667.63/78,077.01
6. Step 6: Final answer
   x = 53,866.84