Finding the Fourth Proportional to 112,065,401.65, 168,149,178.25 and 57,516,293.88

Step by Step Solution

1. Step 1: Write the proportion equation
   112,065,401.65 : 168,149,178.25 = 57,516,293.88 : x
2. Step 2: Convert to fraction form
   112,065,401.65/168,149,178.25 = 57,516,293.88/x
3. Step 3: Cross multiply
   112,065,401.65x = 168,149,178.25 × 57,516,293.88
4. Step 4: Simplify right side
   112,065,401.65x = 9,671,317,550,779,178
5. Step 5: Solve for x
   x = 9,671,317,550,779,178/112,065,401.65
6. Step 6: Final answer
   x = 86,300,654.87