Finding the Fourth Proportional to 92,063,286.16, 137,985,111.96 and 42,812,655.92

Step by Step Solution

1. Step 1: Write the proportion equation
   92,063,286.16 : 137,985,111.96 = 42,812,655.92 : x
2. Step 2: Convert to fraction form
   92,063,286.16/137,985,111.96 = 42,812,655.92/x
3. Step 3: Cross multiply
   92,063,286.16x = 137,985,111.96 × 42,812,655.92
4. Step 4: Simplify right side
   92,063,286.16x = 5,907,509,120,426,157
5. Step 5: Solve for x
   x = 5,907,509,120,426,157/92,063,286.16
6. Step 6: Final answer
   x = 64,167,914.99