Finding the Fourth Proportional to 309,222,426.55, 464,054,935.17 and 112,485,459.48

Step by Step Solution

1. Step 1: Write the proportion equation
   309,222,426.55 : 464,054,935.17 = 112,485,459.48 : x
2. Step 2: Convert to fraction form
   309,222,426.55/464,054,935.17 = 112,485,459.48/x
3. Step 3: Cross multiply
   309,222,426.55x = 464,054,935.17 × 112,485,459.48
4. Step 4: Simplify right side
   309,222,426.55x = 52,199,432,605,240,672
5. Step 5: Solve for x
   x = 52,199,432,605,240,672/309,222,426.55
6. Step 6: Final answer
   x = 168,808,689.55