Finding the Fourth Proportional to 101,112,830.93, 139,000,065.45 and 86,931,773.96

Step by Step Solution

1. Step 1: Write the proportion equation
   101,112,830.93 : 139,000,065.45 = 86,931,773.96 : x
2. Step 2: Convert to fraction form
   101,112,830.93/139,000,065.45 = 86,931,773.96/x
3. Step 3: Cross multiply
   101,112,830.93x = 139,000,065.45 × 86,931,773.96
4. Step 4: Simplify right side
   101,112,830.93x = 12,083,522,269,103,610
5. Step 5: Solve for x
   x = 12,083,522,269,103,610/101,112,830.93
6. Step 6: Final answer
   x = 119,505,330.41