Finding the Fourth Proportional to 139,851,540.32, 209,796,454.94 and 47,710,539.41

Step by Step Solution

1. Step 1: Write the proportion equation
   139,851,540.32 : 209,796,454.94 = 47,710,539.41 : x
2. Step 2: Convert to fraction form
   139,851,540.32/209,796,454.94 = 47,710,539.41/x
3. Step 3: Cross multiply
   139,851,540.32x = 209,796,454.94 × 47,710,539.41
4. Step 4: Simplify right side
   139,851,540.32x = 10,009,502,030,205,624
5. Step 5: Solve for x
   x = 10,009,502,030,205,624/139,851,540.32
6. Step 6: Final answer
   x = 71,572,340.27