Finding the Fourth Proportional to 70,677, 97,493.40 and 42,366.30

Step by Step Solution

1. Step 1: Write the proportion equation
   70,677 : 97,493.40 = 42,366.30 : x
2. Step 2: Convert to fraction form
   70,677/97,493.40 = 42,366.30/x
3. Step 3: Cross multiply
   70,677x = 97,493.40 × 42,366.30
4. Step 4: Simplify right side
   70,677x = 4,130,434,632.42
5. Step 5: Solve for x
   x = 4,130,434,632.42/70,677
6. Step 6: Final answer
   x = 58,441.00