Finding the Fourth Proportional to 70,643.69, 97,513.86 and 46,778.04

Step by Step Solution

1. Step 1: Write the proportion equation
   70,643.69 : 97,513.86 = 46,778.04 : x
2. Step 2: Convert to fraction form
   70,643.69/97,513.86 = 46,778.04/x
3. Step 3: Cross multiply
   70,643.69x = 97,513.86 × 46,778.04
4. Step 4: Simplify right side
   70,643.69x = 4,561,507,243.63
5. Step 5: Solve for x
   x = 4,561,507,243.63/70,643.69
6. Step 6: Final answer
   x = 64,570.63