Finding the Fourth Proportional to 95,608,940.10, 143,625,986.55 and 91,995,141.30

Step by Step Solution

1. Step 1: Write the proportion equation
   95,608,940.10 : 143,625,986.55 = 91,995,141.30 : x
2. Step 2: Convert to fraction form
   95,608,940.10/143,625,986.55 = 91,995,141.30/x
3. Step 3: Cross multiply
   95,608,940.10x = 143,625,986.55 × 91,995,141.30
4. Step 4: Simplify right side
   95,608,940.10x = 13,212,892,927,019,150
5. Step 5: Solve for x
   x = 13,212,892,927,019,150/95,608,940.10
6. Step 6: Final answer
   x = 138,197,253.45