Finding the Fourth Proportional to 113,772,087.27, 156,978,176.18 and 69,117,166.76

Step by Step Solution

1. Step 1: Write the proportion equation
   113,772,087.27 : 156,978,176.18 = 69,117,166.76 : x
2. Step 2: Convert to fraction form
   113,772,087.27/156,978,176.18 = 69,117,166.76/x
3. Step 3: Cross multiply
   113,772,087.27x = 156,978,176.18 × 69,117,166.76
4. Step 4: Simplify right side
   113,772,087.27x = 10,849,886,779,583,244
5. Step 5: Solve for x
   x = 10,849,886,779,583,244/113,772,087.27
6. Step 6: Final answer
   x = 95,365,102.64