Finding the Fourth Proportional to 70,322,951.99, 105,488,413.76 and 21,807,703.10

Step by Step Solution

1. Step 1: Write the proportion equation
   70,322,951.99 : 105,488,413.76 = 21,807,703.10 : x
2. Step 2: Convert to fraction form
   70,322,951.99/105,488,413.76 = 21,807,703.10/x
3. Step 3: Cross multiply
   70,322,951.99x = 105,488,413.76 × 21,807,703.10
4. Step 4: Simplify right side
   70,322,951.99x = 2,300,460,007,768,035
5. Step 5: Solve for x
   x = 2,300,460,007,768,035/70,322,951.99
6. Step 6: Final answer
   x = 32,712,790.67