Finding the Fourth Proportional to 70,961.58, 97,950.71 and 42,290.23

Step by Step Solution

1. Step 1: Write the proportion equation
   70,961.58 : 97,950.71 = 42,290.23 : x
2. Step 2: Convert to fraction form
   70,961.58/97,950.71 = 42,290.23/x
3. Step 3: Cross multiply
   70,961.58x = 97,950.71 × 42,290.23
4. Step 4: Simplify right side
   70,961.58x = 4,142,358,054.56
5. Step 5: Solve for x
   x = 4,142,358,054.56/70,961.58
6. Step 6: Final answer
   x = 58,374.66