Finding the Fourth Proportional to 70,806.61, 97,704.52 and 42,127.12

Step by Step Solution

1. Step 1: Write the proportion equation
   70,806.61 : 97,704.52 = 42,127.12 : x
2. Step 2: Convert to fraction form
   70,806.61/97,704.52 = 42,127.12/x
3. Step 3: Cross multiply
   70,806.61x = 97,704.52 × 42,127.12
4. Step 4: Simplify right side
   70,806.61x = 4,116,010,038.58
5. Step 5: Solve for x
   x = 4,116,010,038.58/70,806.61
6. Step 6: Final answer
   x = 58,130.31