Finding the Fourth Proportional to 101,112,831.93, 139,000,066.82 and 86,931,774.96

Step by Step Solution

1. Step 1: Write the proportion equation
   101,112,831.93 : 139,000,066.82 = 86,931,774.96 : x
2. Step 2: Convert to fraction form
   101,112,831.93/139,000,066.82 = 86,931,774.96/x
3. Step 3: Cross multiply
   101,112,831.93x = 139,000,066.82 × 86,931,774.96
4. Step 4: Simplify right side
   101,112,831.93x = 12,083,522,528,221,202
5. Step 5: Solve for x
   x = 12,083,522,528,221,202/101,112,831.93
6. Step 6: Final answer
   x = 119,505,331.79