Finding the Fourth Proportional to 116,659,560.59, 174,965,587.48 and 42,857,975.00

Step by Step Solution

1. Step 1: Write the proportion equation
   116,659,560.59 : 174,965,587.48 = 42,857,975.00 : x
2. Step 2: Convert to fraction form
   116,659,560.59/174,965,587.48 = 42,857,975.00/x
3. Step 3: Cross multiply
   116,659,560.59x = 174,965,587.48 × 42,857,975.00
4. Step 4: Simplify right side
   116,659,560.59x = 7,498,670,774,569,139
5. Step 5: Solve for x
   x = 7,498,670,774,569,139/116,659,560.59
6. Step 6: Final answer
   x = 64,278,236.06