Finding the Fourth Proportional to 112,039,068.08, 168,058,914.60 and 42,973,042.16

Step by Step Solution

1. Step 1: Write the proportion equation
   112,039,068.08 : 168,058,914.60 = 42,973,042.16 : x
2. Step 2: Convert to fraction form
   112,039,068.08/168,058,914.60 = 42,973,042.16/x
3. Step 3: Cross multiply
   112,039,068.08x = 168,058,914.60 × 42,973,042.16
4. Step 4: Simplify right side
   112,039,068.08x = 7,222,002,822,469,639
5. Step 5: Solve for x
   x = 7,222,002,822,469,639/112,039,068.08
6. Step 6: Final answer
   x = 64,459,683.09