Finding the Fourth Proportional to 13,088,978.55, 19,621,045.67 and 4,567,026.87

Step by Step Solution

1. Step 1: Write the proportion equation
   13,088,978.55 : 19,621,045.67 = 4,567,026.87 : x
2. Step 2: Convert to fraction form
   13,088,978.55/19,621,045.67 = 4,567,026.87/x
3. Step 3: Cross multiply
   13,088,978.55x = 19,621,045.67 × 4,567,026.87
4. Step 4: Simplify right side
   13,088,978.55x = 89,609,842,769,552.02
5. Step 5: Solve for x
   x = 89,609,842,769,552.02/13,088,978.55
6. Step 6: Final answer
   x = 6,846,205.95