Finding the Fourth Proportional to 78,371, 117,441.27 and 46,317.08

Step by Step Solution

1. Step 1: Write the proportion equation
   78,371 : 117,441.27 = 46,317.08 : x
2. Step 2: Convert to fraction form
   78,371/117,441.27 = 46,317.08/x
3. Step 3: Cross multiply
   78,371x = 117,441.27 × 46,317.08
4. Step 4: Simplify right side
   78,371x = 5,439,536,697.89
5. Step 5: Solve for x
   x = 5,439,536,697.89/78,371
6. Step 6: Final answer
   x = 69,407.52