Finding the Fourth Proportional to 123,426,345.92, 170,321,847.54 and 70,492,647.02

Step by Step Solution

1. Step 1: Write the proportion equation
   123,426,345.92 : 170,321,847.54 = 70,492,647.02 : x
2. Step 2: Convert to fraction form
   123,426,345.92/170,321,847.54 = 70,492,647.02/x
3. Step 3: Cross multiply
   123,426,345.92x = 170,321,847.54 × 70,492,647.02
4. Step 4: Simplify right side
   123,426,345.92x = 12,006,437,878,431,474
5. Step 5: Solve for x
   x = 12,006,437,878,431,474/123,426,345.92
6. Step 6: Final answer
   x = 97,276,134.92