Finding the Fourth Proportional to 309,222,426.63, 464,054,935.29 and 112,485,459.57

Step by Step Solution

1. Step 1: Write the proportion equation
   309,222,426.63 : 464,054,935.29 = 112,485,459.57 : x
2. Step 2: Convert to fraction form
   309,222,426.63/464,054,935.29 = 112,485,459.57/x
3. Step 3: Cross multiply
   309,222,426.63x = 464,054,935.29 × 112,485,459.57
4. Step 4: Simplify right side
   309,222,426.63x = 52,199,432,661,822,264
5. Step 5: Solve for x
   x = 52,199,432,661,822,264/309,222,426.63
6. Step 6: Final answer
   x = 168,808,689.69