Finding the Fourth Proportional to 115,321,219.21, 159,143,178.86 and 65,096,011.98

Step by Step Solution

1. Step 1: Write the proportion equation
   115,321,219.21 : 159,143,178.86 = 65,096,011.98 : x
2. Step 2: Convert to fraction form
   115,321,219.21/159,143,178.86 = 65,096,011.98/x
3. Step 3: Cross multiply
   115,321,219.21x = 159,143,178.86 × 65,096,011.98
4. Step 4: Simplify right side
   115,321,219.21x = 10,359,586,277,605,844
5. Step 5: Solve for x
   x = 10,359,586,277,605,844/115,321,219.21
6. Step 6: Final answer
   x = 89,832,438.02