Finding the Fourth Proportional to 151,610,111.96, 209,221,954.83 and 81,995,492.83

Step by Step Solution

1. Step 1: Write the proportion equation
   151,610,111.96 : 209,221,954.83 = 81,995,492.83 : x
2. Step 2: Convert to fraction form
   151,610,111.96/209,221,954.83 = 81,995,492.83/x
3. Step 3: Cross multiply
   151,610,111.96x = 209,221,954.83 × 81,995,492.83
4. Step 4: Simplify right side
   151,610,111.96x = 17,155,257,297,141,850
5. Step 5: Solve for x
   x = 17,155,257,297,141,850/151,610,111.96
6. Step 6: Final answer
   x = 113,153,780.28