Finding the Fourth Proportional to 42,673,815.82, 63,946,064.67 and 28,245,192.67

Step by Step Solution

1. Step 1: Write the proportion equation
   42,673,815.82 : 63,946,064.67 = 28,245,192.67 : x
2. Step 2: Convert to fraction form
   42,673,815.82/63,946,064.67 = 28,245,192.67/x
3. Step 3: Cross multiply
   42,673,815.82x = 63,946,064.67 × 28,245,192.67
4. Step 4: Simplify right side
   42,673,815.82x = 1,806,168,917,092,430.25
5. Step 5: Solve for x
   x = 1,806,168,917,092,430.25/42,673,815.82
6. Step 6: Final answer
   x = 42,324,992.09