Finding the Fourth Proportional to 112,547,679.55, 155,332,109.59 and 64,853,655.01

Step by Step Solution

1. Step 1: Write the proportion equation
   112,547,679.55 : 155,332,109.59 = 64,853,655.01 : x
2. Step 2: Convert to fraction form
   112,547,679.55/155,332,109.59 = 64,853,655.01/x
3. Step 3: Cross multiply
   112,547,679.55x = 155,332,109.59 × 64,853,655.01
4. Step 4: Simplify right side
   112,547,679.55x = 10,073,855,046,774,908
5. Step 5: Solve for x
   x = 10,073,855,046,774,908/112,547,679.55
6. Step 6: Final answer
   x = 89,507,443.31