Finding the Fourth Proportional to 151,351,189.82, 208,864,633.96 and 81,736,564

Step by Step Solution

1. Step 1: Write the proportion equation
   151,351,189.82 : 208,864,633.96 = 81,736,564 : x
2. Step 2: Convert to fraction form
   151,351,189.82/208,864,633.96 = 81,736,564/x
3. Step 3: Cross multiply
   151,351,189.82x = 208,864,633.96 × 81,736,564
4. Step 4: Simplify right side
   151,351,189.82x = 17,071,877,521,008,114
5. Step 5: Solve for x
   x = 17,071,877,521,008,114/151,351,189.82
6. Step 6: Final answer
   x = 112,796,454.00