Finding the Fourth Proportional to 78,415.32, 117,524.52 and 46,848.69

Step by Step Solution

1. Step 1: Write the proportion equation
   78,415.32 : 117,524.52 = 46,848.69 : x
2. Step 2: Convert to fraction form
   78,415.32/117,524.52 = 46,848.69/x
3. Step 3: Cross multiply
   78,415.32x = 117,524.52 × 46,848.69
4. Step 4: Simplify right side
   78,415.32x = 5,505,869,804.88
5. Step 5: Solve for x
   x = 5,505,869,804.88/78,415.32
6. Step 6: Final answer
   x = 70,214.21