Finding the Fourth Proportional to 69,876,064.94, 96,436,145.04 and 42,007,797.32

Step by Step Solution

1. Step 1: Write the proportion equation
   69,876,064.94 : 96,436,145.04 = 42,007,797.32 : x
2. Step 2: Convert to fraction form
   69,876,064.94/96,436,145.04 = 42,007,797.32/x
3. Step 3: Cross multiply
   69,876,064.94x = 96,436,145.04 × 42,007,797.32
4. Step 4: Simplify right side
   69,876,064.94x = 4,051,070,035,162,443.50
5. Step 5: Solve for x
   x = 4,051,070,035,162,443.50/69,876,064.94
6. Step 6: Final answer
   x = 57,975,073.99