Finding the Fourth Proportional to 139,582,933.09, 209,277,441.72 and 61,817,460.73

Step by Step Solution

1. Step 1: Write the proportion equation
   139,582,933.09 : 209,277,441.72 = 61,817,460.73 : x
2. Step 2: Convert to fraction form
   139,582,933.09/209,277,441.72 = 61,817,460.73/x
3. Step 3: Cross multiply
   139,582,933.09x = 209,277,441.72 × 61,817,460.73
4. Step 4: Simplify right side
   139,582,933.09x = 12,937,000,034,677,770
5. Step 5: Solve for x
   x = 12,937,000,034,677,770/139,582,933.09
6. Step 6: Final answer
   x = 92,683,251.09